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GM OEM NR 12578277 - Possible spark plugs for

Alternative spark plugs for GM OEM NR 12578277:

Brand	Model
Denso	IT16
Denso	IT16TT
NGK	7862
NGK	PZTR5A-15
NGK	PZTR5A15

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The Spark Plug Cross references are for general reference only. Check for correct application and spec/measurements. Any use of this cross reference is done at the installers risk.